Woman walking on Massachusetts Turnpike struck by tractor trailer

FRAMINGHAM — State police say a 45-year-old Framingham woman was seriously injured when she was struck by a tractor trailer while walking on the Massachusetts Turnpike.

Officials say the woman was struck in the eastbound lane of Interstate Highway 90 at around 9 p.m. Sunday. Both lanes of traffic were closed temporarily while a medical helicopter landed and took the woman to Beth Israel Hospital in Boston.

State police say it was not known why the woman was walking on the highway. Her condition was not known.